[+/-] Logical path from religious beliefs to evil deeds

Richard Dawkins has a short, lucid piece in Newsweek on the link between religion and evil:

It is easy for religious faith, even if it is irrational in itself, to lead a sane and decent person, by rational, logical steps, to do terrible things. There is a logical path from religious faith to evil deeds. There is no logical path from atheism to evil deeds. Of course, many evil deeds are done by individuals who happen to be atheists. But it can never be rational to say that, because of my nonbelief in religion, it would be good to be cruel, to murder, to oppress women, or to perpetrate... evils